The SolarWorld Sunmodule Plus 285 watt monocrystalline, SW285 Mono, delivers up to 5 watt positive performance with anti-reflective glass and aluminum silver frame. Made in the USA, the SW285M is a high performance 60 cell monocrystalline solar panel operating up to 17.0% module efficiency. The solar panel is UL1703 certified, California CEC listed and covered by SolarWorld 10 / 25 year warranty. Want a lower electric bill? Use this quality solar panel to save money and become energy independent. Order online or PHONE 888-498-3331